cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A164855 Generalized Lucas-Pascal triangle: (101*100^n,1).

Original entry on oeis.org

1, 101, 1, 10100, 102, 1, 1010000, 10202, 103, 1, 101000000, 1020202, 10305, 104, 1, 10100000000, 102020202, 1030507, 10409, 105, 1, 1010000000000, 10202020202, 103050709, 1040916, 10514, 106, 1, 101000000000000, 1020202020202
Offset: 0

Views

Author

Mark Dols, Aug 28 2009

Keywords

Examples

			Triangle begins:
1
101,1
10100,102,1
1010000,10202,103,1
101000000,1020202,10305,104,1
10100000000,102020202,1030507,10409,105,1
1010000000000,10202020202,103050709,1040916,10514,106,1
101000000000000,1020202020202,10305070911,104091625,1051430,10620,107,1
		

Crossrefs

Programs

  • Maple
    A164855 := proc(n,k)
        option remember;
        if n=k then
            1;
        elif k>n or k<0 then
            0;
        elif k = 0 then
            101*100^(n-1) ;
        else
            procname(n-1,k-1)+procname(n-1,k) ;
        end if;
    end proc:
    seq(seq(A164855(n,k),k=0..n),n=0..12) ; # R. J. Mathar, Nov 03 2016

Formula

T(0,0)=1, T(n+1,0)=101*100^n, T(n,n)=1, T(n,k)=T(n-1,k-1)+T(n-1,k) for 0Philippe Deléham, Dec 27 2013

Extensions

Initial 1 added by Philippe Deléham, Dec 27 2013