VOOZH about

URL: https://oeis.org/A128381

⇱ A128381 - OEIS

login
A128381
3
1, 0, -324, -10976, -260898, -4919184, -67536616, -212659776, 28757879829, 1419855850728, 48139832128404, 1387340166285216, 36039677403855158, 861269016060967824, 18976682736434056968, 379832429643337648960, 6586595998856413482930, 83878202724395340243384, 7117837083803882256428
OFFSET
0,3
COMMENTS
Conjecture: given the bto performed any k times on A000594 (k = 1, 2, 3, ...); k = 6 and k = 24 are the only members of the set with zeros. k = 6 generates (1, -18, 0, 688, 4494, 5508, ...).
FORMULA
Binomial transform operation performed 24 times on A000594, assuming A000594 has offset zero.
MATHEMATICA
Nest[Table[Sum[Binomial[n-1, k-1] * #[[k]], {k, 1, n}], {n, 1, Length[#]}] &, RamanujanTau[Range[19]], 24] (* Amiram Eldar, Jan 08 2025 *)
CROSSREFS
KEYWORD
sign
AUTHOR
Gary W. Adamson, Feb 28 2007
STATUS
approved