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Search: id:A020523
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| A020523 |
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3rd Euler polynomial evaluated at powers of 2 (multiplied by 4). |
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+0
3
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| -1, 9, 161, 1665, 14849, 124929, 1024001, 8290305, 66715649, 535298049, 4288675841, 34334572545, 274777243649, 2198620602369, 17590575431681, 140731045904385, 1125874137038849, 9007096175525889, 72057181721067521
(list; graph; listen)
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OFFSET
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0,2
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FORMULA
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4*8^n - 6*4^n + 1.
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MAPLE
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seq(euler(3, 2^i), i=0..24);
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MATHEMATICA
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Table[EulerE[3, 2^n], {n, 0, 40}]*4 [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Nov 03 2009]
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CROSSREFS
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Sequence in context: A024122 A060348 A062232 this_sequence A023039 A159831 A133793
Adjacent sequences: A020520 A020521 A020522 this_sequence A020524 A020525 A020526
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KEYWORD
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sign,new
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AUTHOR
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Simon Plouffe (simon.plouffe(AT)gmail.com)
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