Revision History for A276156
(Underlined text is an addition;
strikethrough text is a deletion.)
Showing entries 1-10
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#35 by Michael De Vlieger at Sat Feb 12 14:16:15 EST 2022
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#34 by Antti Karttunen at Sat Feb 12 14:13:11 EST 2022
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#33 by Antti Karttunen at Sat Feb 12 14:11:58 EST 2022
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| CROSSREFS
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Cf. A000040, A001511, A002110, A007088, A007814, A019565, A049345, A257993, A276084, A276085, A276154, A351073, A328233 (subsequence), A328461, A328473, A328474, A328571, A328831, A328836.
Subsequences: A328233, A328832, A328462 (odd bisection).
Fixed points of A328841, positions of zeros in A328842 and in A329032, positions of ones in A328581 and in A328582.
Cf. also A059590, A283985, A290249, A342921.
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#32 by Antti Karttunen at Sat Feb 12 13:56:06 EST 2022
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| CROSSREFS
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Cf. A000040, A001511, A002110, A007088, A007814, A019565, A049345, A257993, A276084, A276085, A276154, A351073, A328233 (subsequence).), A328461, A328474.
Cf. also table A328464 (and its rows).
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#31 by Antti Karttunen at Fri Feb 04 20:55:14 EST 2022
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| CROSSREFS
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Cf. A000040, A001511, A002110, A007088, A007814, A019565, A049345, A257993, A276084, A276085, A276154, A351073., A328233 (subsequence).
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Discussion
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| Sat Feb 12
| 00:02
| OEIS Server: This sequence has not been edited or commented on for a week
yet is not proposed for review. If it is ready for review, please
visit https://oeis.org/draft/A276156 and click the button that reads
"These changes are ready for review by an OEIS Editor."
Thanks.
- The OEIS Server
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#30 by Antti Karttunen at Fri Feb 04 15:30:46 EST 2022
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| FORMULA
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A051903(a(n)) = A351073(n).
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| CROSSREFS
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Cf. A000040, A001511, A002110, A007088, A007814, A019565, A049345, A257993, A276084, A276085, A276154, A351073.
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#29 by Antti Karttunen at Thu Feb 03 06:16:00 EST 2022
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#28 by Antti Karttunen at Thu Feb 03 06:15:28 EST 2022
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| PROG
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(PARI) A276156(n) = { my(s=0, p=1, r=1); while(n, if(n%2, s += r); n>>=1; p = nextprime(1+p); r *= p); (s); }; \\ Antti Karttunen, Feb 03 2022
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#27 by Antti Karttunen at Thu Feb 03 06:12:31 EST 2022
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| PROG
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(PARI)
A002110(n) = prod(i=1, n, prime(i));
A276156(n) = { my(s=0, i=0); while(n, if(n%2, s += A002110(i)); n>>=1; i++); (s); }; \\ Antti Karttunen, Feb 03 2022
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| STATUS
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approved
editing
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#26 by Peter Luschny at Fri Mar 12 07:53:09 EST 2021
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