A278265 a(n) = A278509(A276573(n)).

3, 3, 1, 3, 3, 1, 9, 9, 3, 27, 3, 1, 3, 3, 1, 3, 9, 3, 3, 1, 3, 3, 27, 1, 3, 3, 9, 3, 3, 1, 3, 1, 3, 9, 9, 3, 27, 3, 9, 27, 3, 3, 9, 3, 3, 27, 1, 3, 3, 1, 3, 3, 9, 27, 1, 3, 3, 3, 1, 81, 9, 9, 27, 1, 3, 3, 3, 9, 81, 3, 3, 27, 1, 3, 27, 9, 9, 27, 3, 1, 3, 3, 27, 1, 3, 3, 243, 9, 3, 3, 3, 1, 3, 9, 9, 3, 27, 1, 3, 1, 3, 3, 3, 9, 3, 27, 1, 1, 9, 3, 9, 9, 3, 27, 3

Offset: 1

Author

Antti Karttunen, Nov 28 2016

Keywords

• nonn

Links

• Antti Karttunen, Table of n, a(n) for n = 1..10028

Crossrefs

Cf. A000265, A065338, A276573, A276575, A278498, A278509.

Programs

Scheme

(define (A278265 n) (A000265 (A278498 n)))

Formula

a(n) = A278509(A276573(n)) = A065338(A000265(A276573(n))).

a(n) = A000265(A278498(n)).