id:A069119 - OEIS Search Results

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Numbers n such that n!*sum(i=1,n,1/i/2^i)) is an integer.

+0
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3, 7, 15, 23, 31, 47, 63, 79, 87, 95, 127, 143, 151, 159, 186, 191, 215, 223, 255, 271, 279, 287, 319, 343, 351, 383, 415, 447, 471, 511, 527, 535, 543, 575, 599, 607, 639, 671, 698, 703, 727, 767, 799, 831, 895, 959, 964, 1023, 1039, 1047, 1055, 1087, 1111 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A077790 A165469 A160160 this_sequence A067317 A141354 A131753` `Adjacent sequences: A069116 A069117 A069118 this_sequence A069120 A069121 A069122`
	KEYWORD	`easy,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Apr 07 2002`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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