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A262688
a(n) = square root of the index where A262680 reaches n for the first time.
2
0, 1, 2, 13, 18, 39, 354, 355, 652, 1309, 1310, 2227, 4976
(list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
COMMENTS
Natural numbers whose squares set new records for A262680.
Even and odd terms alternate.
LINKS
Table of n, a(n) for n=0..12.
FORMULA
a(n) = A000196(A262687(n)).
PROG
(PARI) \\ See A262687.
(Scheme) (define (A262688 n) (A000196 (A262687 n)))
CROSSREFS
Cf. A000196, A262680, A262687, A262515.
Sequence in context: A063615 A297837 A246358 * A020585 A038943 A019343
Adjacent sequences: A262685 A262686 A262687 * A262689 A262690 A262691
KEYWORD
nonn,more
AUTHOR
Antti Karttunen, Oct 03 2015
STATUS
approved

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Last modified October 21 06:37 EDT 2024. Contains 376969 sequences.
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