A278232 a(n) = Least number with the prime signature of A259934(n).

2, 6, 12, 12, 6, 30, 6, 30, 6, 24, 6, 6, 30, 30, 60, 6, 30, 6, 30, 6, 4, 8, 6, 144, 24, 48, 6, 30, 30, 30, 6, 210, 6, 30, 30, 12, 12, 24, 6, 120, 6, 30, 60, 6, 6, 30, 6, 210, 60, 6, 30, 6, 30, 30, 210, 6, 30, 30, 30, 30, 30, 30, 6, 210, 6, 30, 96, 30, 210, 60, 30, 210, 60, 6, 6, 30, 30, 30, 30, 30, 420, 30, 60, 30, 6, 30, 30, 24, 120, 30, 12, 12, 30, 6, 30, 6

Offset

1,1

Comments

Terms and the b-file computed with the help of b-file provided for A259934 by Robert Israel.

Links

Antti Karttunen, Table of n, a(n) for n = 1..64800

Formula

a(n) = A046523(A259934(n)).

Prog

(Scheme) (define (A278232 n) (A046523 (A259934 n)))

Crossrefs

Cf. A046523, A259934, A259935.

Cf. A263276 (positions of squares).

Cf. also A278262.

Sequence in context: A069491 A127698 A130503 * A074385 A057340 A092427

Adjacent sequences: A278229 A278230 A278231 * A278233 A278234 A278235

Keyword

nonn

Author

Antti Karttunen, Nov 22 2016

Status

approved