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A017538 (12n+1)^6. 0
1, 4826809, 244140625, 2565726409, 13841287201, 51520374361, 151334226289, 377149515625, 832972004929, 1677100110841, 3138428376721, 5534900853769, 9294114390625, 14976071831449, 23298085122481 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
FORMULA
a(0)=1, a(1)=4826809, a(2)=244140625, a(3)=2565726409, a(4)=13841287201, a(5)=51520374361, a(6)=151334226289, a(n)=7*a(n-1)-21*a(n-2)+ 35*a(n-3)- 35*a(n-4)+21*a(n-5)-7*a(n-6)+a(n-7). - Harvey P. Dale, Jan 14 2013
MATHEMATICA
(12*Range[0, 20]+1)^6 (* or *) LinearRecurrence[{7, -21, 35, -35, 21, -7, 1}, {1, 4826809, 244140625, 2565726409, 13841287201, 51520374361, 151334226289}, 20](* Harvey P. Dale, Jan 14 2013 *)
CROSSREFS
Sequence in context: A248587 A204053 A176772 * A190583 A034637 A043637
KEYWORD
nonn,easy
AUTHOR
STATUS
approved

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Last modified June 22 10:49 EDT 2024. Contains 373570 sequences. (Running on oeis4.)