Annual Appeal: Please make a donation (tax deductible in USA) to keep the OEIS running. Over 5000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".
The initial terms coincide with those of A170754, although the two sequences are eventually different.
Computed with MAGMA using commands similar to those used to compute A154638.
Table of n, a(n) for n=0..15.
Index entries for linear recurrences with constant coefficients, signature (33, 33, 33, -561).
G.f.: (t^4 + 2*t^3 + 2*t^2 + 2*t + 1)/(561*t^4 - 33*t^3 - 33*t^2 - 33*t + 1)
Sequence in context: A046176 A162847 A029546 * A163600 A164068 A164671
Adjacent sequences: A163215 A163216 A163217 * A163219 A163220 A163221
John Cannon and N. J. A. Sloane, Dec 03 2009