A293444 a(n) = A293442(A293442(n)), where A293442 is multiplicative with a(p^e) = A019565(e).

1, 2, 2, 2, 2, 3, 2, 4, 2, 3, 2, 4, 2, 3, 3, 2, 2, 4, 2, 4, 3, 3, 2, 6, 2, 3, 4, 4, 2, 6, 2, 4, 3, 3, 3, 3, 2, 3, 3, 6, 2, 6, 2, 4, 4, 3, 2, 4, 2, 4, 3, 4, 2, 6, 3, 6, 3, 3, 2, 6, 2, 3, 4, 4, 3, 6, 2, 4, 3, 6, 2, 6, 2, 3, 4, 4, 3, 6, 2, 4, 2, 3, 2, 6, 3, 3, 3, 6, 2, 6, 3, 4, 3, 3, 3, 6, 2, 4, 4, 3, 2, 6, 2, 6, 6

Offset

1,2

Links

Antti Karttunen, Table of n, a(n) for n = 1..65537

Index entries for sequences computed from exponents in factorization of n

Formula

a(n) = A293442(A293442(n)).

A048675(a(n)) = A064547(n) = A001222(A293442(n)).

Prog

(Scheme) (define (A293444 n) (A293442 (A293442 n)))

Crossrefs

Cf. A019565, A048675, A064547, A293442.

Sequence in context: A301508 A178930 A126759 * A302791 A334868 A305979

Adjacent sequences: A293441 A293442 A293443 * A293445 A293446 A293447

Keyword

nonn

Author

Antti Karttunen, Oct 31 2017

Status

approved