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Search: id:A112369
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A112369 -1 + Sum_{i=0..n} 2^i*i!. +0
3
0, 2, 10, 58, 442, 4282, 50362, 695482, 11017402, 196811962, 3912703162, 85662309562, 2047652863162, 53059407256762, 1481388530277562, 44331262220901562, 1415527220320869562, 48036189795719781562, 1726380042510080613562, 65503446445655792229562, 2616586102571484256869562 (list; graph; listen)
OFFSET

0,2

MATHEMATICA

s = 0; lst = {s}; Do[s += n!!; AppendTo[lst, s], {n, 2, 38, 2}]; lst [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jul 13 2009]

CROSSREFS

Cf. A004400, A112368.

Sequence in context: A074608 A086871 A108450 this_sequence A124964 A026132 A095993

Adjacent sequences: A112366 A112367 A112368 this_sequence A112370 A112371 A112372

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Dec 02 2005

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Last modified November 24 14:25 EST 2009. Contains 167438 sequences.


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