A114398 - OEIS

A114398

Positions where A000695 is a square.

0, 1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 145, 164, 208, 256, 290, 328, 416, 512, 545, 580, 656, 832, 1024, 1090, 1160, 1312, 1664, 1877, 2048, 2113, 2180, 2320, 2624, 3328, 3754, 4096, 4226, 4360, 4640, 5248, 6656, 7085, 7508, 8192

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,3

COMMENTS

Apparently, numbers of form 2^k * (2 * (4^m + 2^m) + 1), k>=0, m>=1, together with 0 and the powers of two. - Ralf Stephan, Apr 09 2014

LINKS

Table of n, a(n) for n=0..48.

CROSSREFS

A114399 gives the corresponding values. Cf. A114401.

Sequence in context: A363594 A320630 A224399 * A107326 A018671 A018442

Adjacent sequences: A114395 A114396 A114397 * A114399 A114400 A114401

KEYWORD

nonn

AUTHOR

Antti Karttunen, Feb 07 2006

STATUS

approved