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A064303
Seventh diagonal of triangle A064094.
3
1, 132, 2307, 14506, 55797, 161376, 387607, 817062, 1563561, 2777212, 4649451, 7418082, 11372317, 16857816, 24281727, 34117726, 46911057, 63283572, 83938771, 109666842, 141349701, 179966032, 226596327, 282427926, 348760057, 427008876, 518712507, 625536082, 749276781
OFFSET
0,2
FORMULA
a(n) = 1 + 5*n + 14*n^2 + 28*n^3 + 42*n^4 + 42*n^5, compare to row n = 5 of A009766.
G.f.: (1 + 126*x + 1530*x^2 + 2624*x^3 + 741*x^4 + 18*x^5)/(1-x)^6.
E.g.f.: exp(x)*(1 + 131*x + 1022*x^2 + 1330*x^3 + 462*x^4 + 42*x^5). - Stefano Spezia, Jul 21 2022
CROSSREFS
Cf. A009766, A064094, A064302 (sixth diagonal).
Sequence in context: A233066 A282751 A129975 * A220925 A220996 A254646
KEYWORD
nonn,easy
AUTHOR
Wolfdieter Lang, Sep 13 2001
EXTENSIONS
More terms from Stefano Spezia, Jul 21 2022
STATUS
approved