A277006 a(n) = A005940(1+A003714(n)); permutation of squarefree numbers.

1, 2, 3, 5, 6, 7, 10, 15, 11, 14, 21, 35, 30, 13, 22, 33, 55, 42, 77, 70, 105, 17, 26, 39, 65, 66, 91, 110, 165, 143, 154, 231, 385, 210, 19, 34, 51, 85, 78, 119, 130, 195, 187, 182, 273, 455, 330, 221, 286, 429, 715, 462, 1001, 770, 1155, 23, 38, 57, 95, 102, 133, 170, 255, 209, 238, 357, 595, 390, 247, 374, 561, 935, 546, 1309, 910, 1365, 323

Offset

0,2

Comments

Permutation of A005117 (squarefree numbers).

Links

Antti Karttunen, Table of n, a(n) for n = 0..10946

Formula

a(n) = A005940(1+A003714(n)).

Other identities.

For n >= 0, A048675(a(n)) = A087808(A003714(n)) = A048679(n).

For n >= 1, a(A000045(n+1)) = A000040(n).

Prog

(Scheme) (define (A277006 n) (A005940 (+ 1 (A003714 n))))

Crossrefs

Cf. A000040, A000045, A003714, A005117, A005940, A048675, A048679, A087808.

Cf. also A019565, A277010, A277196.

Sequence in context: A018336 A194359 A345166 * A220355 A353954 A059041

Adjacent sequences: A277003 A277004 A277005 * A277007 A277008 A277009

Keyword

nonn

Author

Antti Karttunen, Oct 07 2016

Status

approved