id:A018826 - OEIS Search Results

Search: id:A018826

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Numbers n such that n is a substring of its square in base 2 (written in base 10).

+0
6

0, 1, 2, 4, 8, 16, 27, 32, 41, 54, 64, 82, 108, 128, 145, 164, 165, 256, 283, 290, 328, 487, 512, 545, 566, 580, 974, 1024, 1090, 1132, 1160, 1773, 1948, 2048, 2113, 2180, 2320, 2701, 3546, 3896, 4096, 4226, 4261, 4360, 4757, 5402, 7092, 7625, 8079, 8192 (list; graph; listen)

	OFFSET	`1,3`
	COMMENT	`Complement of A136492. - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jan 01 2008` `A136510(a(n)) = 2 for n>0. - Reinhard Zumkeller ( reinhard.zumkeller(AT)gmail.com), Jan 03 2008`
	CROSSREFS	`Cf. A136490.` `Sequence in context: A112992 A070789 A060957 this_sequence A104899 A057975 A089055` `Adjacent sequences: A018823 A018824 A018825 this_sequence A018827 A018828 A018829`
	KEYWORD	`nonn,base`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

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