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A253885 Permutation of even numbers: a(n) = A003961(n+1) - 1. 3
0, 2, 4, 8, 6, 14, 10, 26, 24, 20, 12, 44, 16, 32, 34, 80, 18, 74, 22, 62, 54, 38, 28, 134, 48, 50, 124, 98, 30, 104, 36, 242, 64, 56, 76, 224, 40, 68, 84, 188, 42, 164, 46, 116, 174, 86, 52, 404, 120, 146, 94, 152, 58, 374, 90, 296, 114, 92, 60, 314, 66, 110, 274, 728, 118, 194, 70, 170, 144, 230, 72, 674, 78, 122, 244, 206, 142, 254, 82 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Antti Karttunen, Table of n, a(n) for n = 0..10000

FORMULA

a(n) = A003961(n+1) - 1.

a(n) = A243501(n+1) - 2.

PROG

(Scheme) (define (A253885 n) (- (A003961 (+ n 1)) 1))

CROSSREFS

Cf. A003961, A253886, A243501, A246684.

Sequence in context: A109554 A269382 A253886 * A140692 A048640 A242353

Adjacent sequences:  A253882 A253883 A253884 * A253886 A253887 A253888

KEYWORD

nonn

AUTHOR

Antti Karttunen, Jan 18 2015

STATUS

approved

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Last modified February 23 12:28 EST 2020. Contains 332159 sequences. (Running on oeis4.)