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A160963 Row sums of triangle defined in A120852. 1
1, 3, 9, 34, 115, 351, 994, 7932, 61173, 55, 396, 4698, 44395, 621453, 120, 1576, 21369, 240381, 2149318, 210, 4011, 52921, 695520, 300, 6925, 149851, 3236598, 6971482, 179709027, 1155272595, 34578503476, 528, 16401, 383197, 2438940 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..35.

EXAMPLE

Third row is 1, 3, 5, so a(3) = 9.

PROG

(MAGMA) S:=[ [1] ]; for n in [2..35] do Append(~S, [1+i*Max([ x: x in S[n-1] | x eq 1 or IsPrime(x) ]): i in [0..n-1] ]); end for; [ &+R: R in S ];

CROSSREFS

Cf. A120852.

Sequence in context: A213907 A148999 A149000 * A149001 A149002 A204446

Adjacent sequences:  A160960 A160961 A160962 * A160964 A160965 A160966

KEYWORD

nonn

AUTHOR

Klaus Brockhaus, May 31 2009

STATUS

approved

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Last modified September 24 10:24 EDT 2021. Contains 347642 sequences. (Running on oeis4.)