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A121513 Partial sums of orders of finite perfect groups (A060793). +0
1
1, 61, 181, 349, 685, 1045, 1549, 2209, 2929, 3889, 4969, 6061, 7381, 8725, 10645, 12805, 14989, 17437, 19957, 22645, 25645, 29065, 32665, 36505, 40585, 45445, 50341, 55381, 60757, 66373, 72133, 78181, 84253, 91093, 98293, 105793, 113353 (list; graph; listen)
OFFSET

1,2

FORMULA

a(n) = SUM[i=1..n]A060793(i).

CROSSREFS

Cf. A060793.

Sequence in context: A139993 A088955 A087870 this_sequence A139508 A087871 A171585

Adjacent sequences: A121510 A121511 A121512 this_sequence A121514 A121515 A121516

KEYWORD

nonn

AUTHOR

Jonathan Vos Post (jvospost3(AT)gmail.com), Sep 07 2006

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.


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