A117337 Column 2 of triangle A117335.

0, 0, 1, -4, 24, -157, 1176, -9853, 91498, -933451, 10386908, -125292129, 1629597910, -22746009423, 339288465552, -5388025686685, 90782990910394, -1617895300046011, 30412104692215604, -601422325704360009, 12483373271662252222, -271375594220745999111

Offset

0,4

Links

Table of n, a(n) for n=0..21.

Crossrefs

Cf. A117335 (triangle), A117336 (column 1), A117338 (row sums).

Sequence in context: A078108 A210474 A344735 * A272865 A084130 A059304

Adjacent sequences: A117334 A117335 A117336 * A117338 A117339 A117340

Keyword

sign

Author

Paul D. Hanna, Mar 09 2006

Status

approved