A278542 a(n) = A046523(A209637(n)).

1, 2, 2, 4, 2, 2, 6, 8, 2, 2, 2, 2, 6, 6, 12, 16, 2, 2, 2, 2, 2, 2, 2, 2, 6, 6, 6, 6, 12, 12, 24, 32, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 6, 6, 6, 6, 6, 6, 6, 6, 12, 12, 12, 12, 24, 24, 48, 64, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 12, 12, 12

Offset: 0

Author

Antti Karttunen, Nov 30 2016

Keywords

• nonn

Links

• Antti Karttunen, Table of n, a(n) for n = 0..512

Crossrefs

Cf. A046523, A054429, A209637, A278540, A278541.

Programs

Scheme

(define (A278542 n) (A046523 (A209637 n)))

Formula

a(n) = A046523(A209637(n)).

a(n) = A278541(A054429(n)).