a(n) = 1 + 2*n + 3*n^2 + 4*n^3 + 5*n^4 + 6*n^5 + 7*n^6 + 8*n^7 + 9*n^8 + 10*n^9.
A113632
a(n) = 1 + 2*n + 3*n^2 + 4*n^3 + 5*n^4 + 6*n^5 + 7*n^6 + 8*n^7 + 9*n^8 + 10*n^9.
Terms
- a(0) =1a(1) =55a(2) =9217a(3) =280483a(4) =3378745a(5) =23803711a(6) =118513705a(7) =462945547a(8) =1512003793a(9) =4303999495a(10) =10987654321a(11) =25678050355a(12) =55776799177a(13) =113924725903a(14) =220792014745a(15) =408951042331a(16) =728121033505
External references
- oeis: A113632