id:A043295 - OEIS Search Results

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Sum of digits of numerator of Bernoulli number B(2n).

+0
3

1, 1, 1, 1, 5, 16, 7, 17, 28, 20, 26, 34, 25, 47, 53, 44, 79, 79, 88, 82, 88, 86, 104, 146, 113, 152, 145, 164, 152, 158, 160, 206, 164, 190, 193, 250, 205, 262, 259, 341, 257, 278, 331, 301, 323, 362, 295, 356, 349, 355, 346, 359, 380, 475, 457, 449, 415, 464 (list; graph; listen)

	OFFSET	`1,5`
	EXAMPLE	`Numerator(B(2*9))=43867 and 4+3+8+6+7=28 hence a(9)=28`
	CROSSREFS	`Cf. A043296.` `Sequence in context: A022509 A138074 A069937 this_sequence A063927 A101752 A075805` `Adjacent sequences: A043292 A043293 A043294 this_sequence A043296 A043297 A043298`
	KEYWORD	`base,easy,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 24 2002`

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Last modified July 6 17:22 EDT 2008. Contains 140988 sequences.

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