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A125863
Column 3 of table A125860; also equals row sums of matrix power A097712^3.
6
1, 4, 22, 178, 2251, 46663, 1640572, 100152049, 10794383587, 2079805452133, 723492192295786, 458149292979837523, 531871667833026397222, 1138955362720160687114704, 4523369812874327770490887837
OFFSET
0,2
COMMENTS
Equals column 0 of matrix power A097712^4, where triangle A097712 satisfies recurrence: A097712(n,k) = A097712(n-1,k) + [A097712^2](n-1,k-1).
CROSSREFS
Cf. A125860; A097712; other columns: A016121, A125862, A125864, A125865; A125861 (diagonal), A125859 (antidiagonal sums).
Sequence in context: A197923 A294343 A259842 * A004115 A362747 A222885
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Dec 13 2006
STATUS
approved