A127568 - OEIS

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A127568

Triangle T(n,k) = Bell(k) = A000110(k), 0<=k<=n.

1

1, 1, 1, 1, 1, 2, 1, 1, 2, 5, 1, 1, 2, 5, 15, 1, 1, 2, 5, 15, 52, 1, 1, 2, 5, 15, 52, 203

(list; table; graph; refs; listen; history; text; internal format)

OFFSET

0,6

LINKS

Table of n, a(n) for n=0..27.

EXAMPLE

First few rows of the triangle are:

1;

1, 1;

1, 1, 2;

1, 1, 2, 5;

1, 1, 2, 5, 15;

1, 1, 2, 5, 15, 52;

...

CROSSREFS

Cf. A005001 (row sums), A000110.

Sequence in context: A377442 A125311 A341359 * A263791 A377441 A327722

Adjacent sequences: A127565 A127566 A127567 * A127569 A127570 A127571

KEYWORD

nonn,tabl

AUTHOR

Gary W. Adamson, Jan 19 2007

STATUS

approved