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A171952 Positions of 2's in A181391. 1
5, 7, 8, 14, 23, 40, 71, 79, 302, 460, 466, 468, 469, 714, 720, 722, 723, 934, 1018, 1157, 1456, 1641, 1660, 1675, 1708, 1727, 1844, 2157, 2356, 2470, 2583, 2589, 2591, 2592, 2744, 2829, 3116, 3381, 3388, 3390, 3391, 3568, 3623, 3655, 3696 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

N. J. A. Sloane, Table of n, a(n) for n = 1..835

CROSSREFS

Cf. A181391, A171865, A171951-A171956.

Sequence in context: A216555 A288151 A242408 * A238011 A140237 A032683

Adjacent sequences:  A171949 A171950 A171951 * A171953 A171954 A171955

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Oct 29 2010

STATUS

approved

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Last modified May 26 13:05 EDT 2019. Contains 323586 sequences. (Running on oeis4.)