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Search: id:A104431
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A104431 Number of ways to split 1, 2, 3, ..., 5n into n arithmetical progressions each with 5 terms. +0
3
1, 2, 4, 10, 21, 59, 125, 349, 848, 2224 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Cf. A104429-A104430, A104432-A104443.

Sequence in context: A165136 A065023 A123445 this_sequence A130666 A036954 A109679

Adjacent sequences: A104428 A104429 A104430 this_sequence A104432 A104433 A104434

KEYWORD

nonn

AUTHOR

Jonas Wallgren (jonwa(AT)ida.liu.se), Mar 17 2005

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Last modified December 5 20:25 EST 2009. Contains 170428 sequences.

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