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Search: id:A154569
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| A154569 |
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Partial sums of (2n-1)^(2n+1)+(2n+1)^(2n-1). |
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+0
2
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| 4, 372, 95304, 45231880, 33784239180, 36348656777148, 53168436739227280
(list; graph; listen)
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OFFSET
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0,1
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COMMENT
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All the terms of the sequence are divisible by 4, t(0)=0 by default
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FORMULA
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t(n)=t(n-1)+(2n-1)^(2n+1)+(2n+1)^(2n-1)
a(n)=sum_{k=0..n} A051489(2k+1). [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jan 14 2009]
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CROSSREFS
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Sequence in context: A109760 A051181 A154682 this_sequence A038015 A003753 A006237
Adjacent sequences: A154566 A154567 A154568 this_sequence A154570 A154571 A154572
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KEYWORD
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nonn
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AUTHOR
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Avik Roy (avik_3.1416(AT)yahoo.co.in), Jan 12 2009
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