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A277910 Numbers n for which A277911(n) = n-1. 4
3, 5, 7, 15, 21, 24, 34, 36, 38, 44, 47, 51, 61, 65, 67, 77, 91, 94, 104, 106, 117, 128, 141, 145, 148, 155, 164, 168, 201, 207, 216, 248, 276, 286, 288, 294, 296, 304, 314, 324, 338, 341, 345, 364, 366, 411, 428, 431, 434, 436, 441, 477, 484, 496, 498, 524, 528, 534, 537, 556, 567, 597, 624, 626, 666, 668, 677, 695, 697, 715, 748, 758 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..481

FORMULA

a(n) = 1 + A277909(n).

PROG

(Scheme, with Antti Karttunen's IntSeq-library)

(define A277910 (MATCHING-POS 1 1 (lambda (n) (= (A277911 n) (- n 1)))))

CROSSREFS

Even bisection of A277908.

One more than A277909.

Cf. A277911.

Sequence in context: A160690 A085494 A029460 * A029466 A014872 A018501

Adjacent sequences:  A277907 A277908 A277909 * A277911 A277912 A277913

KEYWORD

nonn

AUTHOR

Antti Karttunen, Nov 05 2016

STATUS

approved

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Last modified November 17 08:39 EST 2019. Contains 329217 sequences. (Running on oeis4.)