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A134559 A127093 * A000012. 1
1, 3, 2, 4, 3, 3, 7, 6, 4, 4, 6, 5, 5, 5, 5, 12, 11, 9, 6, 6, 6, 8, 7, 7, 7, 7, 7, 7, 15, 14, 12, 12, 8, 8, 8, 8, 13, 12, 12, 9, 9, 9, 9, 9, 9, 18, 17, 15, 15, 15, 10, 10, 10, 10, 10 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row sums = A001157: (1, 5, 10, 21, 26, 50,...). Left border = sigma(n), A000203.

LINKS

Table of n, a(n) for n=1..55.

FORMULA

A127093 * A000012 as infinite lower triangular matrices. Triangle read by rows, partial sums of A127093 terms starting from the right.

EXAMPLE

First few rows of the triangle are:

1;

3, 2;

4, 3, 3;

7, 6, 4, 4;

6, 5, 5, 5, 5,;

12, 11, 9, 6, 6, 6;

8, 7, 7, 7, 7, 7, 7;

15, 14, 12, 12, 8, 8, 8, 8;

...

CROSSREFS

Cf. A127093, A001157, A000203.

Sequence in context: A130079 A247190 A243289 * A007456 A119707 A052938

Adjacent sequences:  A134556 A134557 A134558 * A134560 A134561 A134562

KEYWORD

nonn,tabl

AUTHOR

Gary W. Adamson, Oct 31 2007

STATUS

approved

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Last modified December 12 20:04 EST 2017. Contains 295954 sequences.