A284012 a(n) = A284011(A260443(n)) = A284010(A260443(A260443(n))).

2, 2, 6, 2, 12, 6, 30, 2, 60, 12, 120, 6, 180, 30, 210, 2, 420, 6, 30, 2, 60, 6, 30, 2, 420, 6, 30, 6, 60, 6, 30, 2, 420, 6, 30, 2, 60, 30, 60, 6, 30, 6, 30, 2, 60, 30, 30, 2, 30, 6, 30, 2, 30, 6, 30, 6, 60, 30, 30, 6, 30, 6, 30, 2, 210, 6, 30, 2, 60, 6, 120, 2, 30, 30, 60, 6, 240, 6, 30, 2, 30, 6

Offset

1,1

Links

Table of n, a(n) for n=1..82.

Formula

a(n) = A284011(A260443(n)) = A284010(A260443(A260443(n))).

Prog

(Scheme) (define (A284012 n) (A284011 (A260443 n)))

Crossrefs

Cf. A260443, A284010, A284011.

Differs from A278243 for the first time at n=18, where a(18) = 6, while A278243(18) = 60.

Sequence in context: A278240 A263077 A286374 * A278243 A071223 A249631

Adjacent sequences: A284009 A284010 A284011 * A284013 A284014 A284015

Keyword

nonn

Author

Antti Karttunen, Mar 20 2017

Status

approved