|
Search: id:A098496
|
|
| |
|
| 1, 1, -1, -3, 0, 5, -2, -6, 18, -28, -9, 232, -949, 2147, 579, -34487, 202078, -680541, 527630, 11789818, -104485820, 520965294, -1270746269, -5790611092, 98629011681, -729706466727, 3269817273787, -2007499839343, -131143854669640, 1558206734632453
(list; graph; listen)
|
|
|
OFFSET
|
0,4
|
|
|
MATHEMATICA
|
T[r_, 1] := 1; T[r_, 2] := -r - 1; T[r_, c_] := -r*T[r, c - 1] - T[r, c - 2]; Table[ Sum[ T[n - i, i], {i, n + 1}], {n, 0, 12}] (from Robert G. Wilson v (rgwv(AT)rgwv.com), May 10 2005)
|
|
CROSSREFS
|
Adjacent sequences: A098493 A098494 A098495 this_sequence A098497 A098498 A098499
Sequence in context: A086696 A130054 A007431 this_sequence A011293 A088191 A108500
|
|
KEYWORD
|
sign
|
|
AUTHOR
|
Ralf Stephan (ralf(AT)ark.in-berlin.de), Sep 12 2004
|
|
EXTENSIONS
|
More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), May 10 2005
|
|
|
Search completed in 0.002 seconds
|
