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A091882
Expansion of g.f. (1-10x)/(1-15x).
1
1, 5, 75, 1125, 16875, 253125, 3796875, 56953125, 854296875, 12814453125, 192216796875, 2883251953125, 43248779296875, 648731689453125, 9730975341796875, 145964630126953125, 2189469451904296875, 32842041778564453125, 492630626678466796875, 7389459400177001953125
OFFSET
0,2
COMMENTS
Binomial transform is A091881.
FORMULA
a(n) = 15^n/3 + 2*0^n/3.
E.g.f.: (2 + exp(15*x))/3. - Stefano Spezia, Oct 19 2023
MATHEMATICA
LinearRecurrence[{15}, {1, 5}, 20] (* Stefano Spezia, Oct 19 2023 *)
CROSSREFS
Cf. A091881.
Sequence in context: A248340 A224088 A219462 * A034688 A238608 A132855
KEYWORD
easy,nonn
AUTHOR
Paul Barry, Feb 10 2004
EXTENSIONS
a(17)-a(19) from Stefano Spezia, Oct 19 2023
STATUS
approved