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A006728
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Series for first parallel moment of square lattice.
(Formerly M1840)
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4
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2, 8, 24, 62, 148, 330, 710, 1464, 2962, 5814, 11288, 21406, 40364, 74570, 137602, 249088, 451868, 804766, 1440580, 2529686, 4482584, 7775166, 13664146, 23446020, 40953840, 69518842, 120978656, 203223692, 352808860, 586473542, 1018405966, 1671890010, 2913173846, 4717224772, 8265261498, 13170191912, 23329646078, 36355510686, 65539706454, 99432015478, 183391807808, 268568296956, 513870876498, 714234719598, 1440359201368, 1874047502574, 4048390833688, 4791576314698, 11521319804730, 11801670105578, 33055165149064, 27869200356228, 96170461301080, 58847785748014, 288365269158218, 97008272891722, 876853221827434, 50270991328638, 2742424862540904, -723012645772984, 8945610206297122
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,1
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
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CROSSREFS
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KEYWORD
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sign,nice
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AUTHOR
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STATUS
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approved
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