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A043295 Sum of digits of numerator of Bernoulli number B(2n). 2
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; refs; listen; history; internal format)
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: A174676 A161846 A069937 * A063927 A195869 A101752

Adjacent sequences:  A043292 A043293 A043294 * A043296 A043297 A043298

KEYWORD

base,easy,nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 24 2002

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Last modified February 17 17:51 EST 2012. Contains 206061 sequences.