A344975 - OEIS

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A344975

Numbers k such that A011772(k) divides A344875(k), but k is not a power of prime (in A000961).

6, 10, 18, 21, 24, 26, 28, 34, 36, 39, 40, 50, 55, 57, 58, 68, 74, 75, 78, 82, 93, 96, 98, 100, 106, 111, 120, 122, 129, 136, 146, 147, 150, 155, 162, 164, 171, 178, 183, 194, 196, 201, 202, 203, 205, 218, 219, 222, 224, 226, 237, 242, 250, 253, 274, 288, 291, 292, 294, 298, 300, 301, 305, 309, 314, 324, 327, 333

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OFFSET

1,1

COMMENTS

This is not a subsequence of A344882. The first terms of this sequence that do not occur there are: 900, 1260, 1560, ... etc, see A344694. First terms of A344882 not present here are: 60, 66, 88, 92, 105, etc.

LINKS

Table of n, a(n) for n=1..68.

PROG

(PARI) isA344975(n) = ((n>1)&&!isprimepower(n)&&(0==A344973(n)));

CROSSREFS

Cf. A000961, A011772, A344875, A344882, A344973.

Intersection of A024619 and A344974.

Cf. also A344595, A344694, A344978 (subsequences).

Sequence in context: A315359 A361464 A344882 * A315360 A363787 A315361

Adjacent sequences: A344972 A344973 A344974 * A344976 A344977 A344978

KEYWORD

nonn

AUTHOR

Antti Karttunen, Jun 04 2021

STATUS

approved