A191781 - OEIS

A191781 as a triangular array

1

1 1

1 1 1

2 2 1 1

3 3 2 1 1

6 6 4 2 1 1

10 10 7 4 2 1 1

20 20 14 8 4 2 1 1

35 35 25 15 8 4 2 1 1

70 70 50 30 16 8 4 2 1 1

126 126 91 56 31 16 8 4 2 1 1

252 252 182 112 62 32 16 8 4 2 1 1

462 462 336 210 119 63 32 16 8 4 2 1 1

1 1 1 2 3 6 10 20 35 70 126 252 462

1 1 2 3 6 10 20 35 70 126 252 462

1 1 2 4 7 14 25 50 91 182 336

1 1 2 4 8 15 30 56 112 210

1 1 2 4 8 16 31 62 119

1 1 2 4 8 16 32 63

1 1 2 4 8 16 32

1 1 2 4 8 16

1 1 2 4 8

1 1 2 4

1 1 2

1 1

1

1 1 1 2 3 6 10 20 35 70 126 252 462

1 1 2 3 6 10 20 35 70 126 252 462

1 1 2 4 7 14 25 50 91 182 336

1 1 2 4 8 15 30 56 112 210

1 1 2 4 8 16 31 62 119

1 1 2 4 8 16 32 63

1 1 2 4 8 16 32

1 1 2 4 8 16

1 1 2 4 8

1 1 2 4

1 1 2

1 1

1

Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)