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1, 2, 2, 3, 3, 3, 4, 3, 4, 4, 5, 5, 5, 5, 5, 5, 3, 4, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 8, 8, 8, 8, 8, 7, 7, 9, 9, 9, 9, 9, 9, 7, 5, 6, 6, 6, 10, 10, 10, 10, 10
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| Left column = A073757: (1, 2, 3, 4, 5, 5, 7, 8, 8, 7,...). Row sums = A134675: (1, 4, 9, 15, 25, 30, 49, 55, 80,...). n-th row (n>1) has n terms of "n", iff n is prime.
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FORMULA
| A134673 * A000012 as infinite lower triangular matrices. Triangle, partial sums of A134673 starting from the right of each row.
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EXAMPLE
| First few rows of the triangle are:
1;
2, 2;
3, 3, 3;
4, 3, 4, 4;
5, 5, 5, 5, 5;
5, 3, 4, 6, 6, 6;
7, 7, 7, 7, 7, 7, 7;
7, 6, 5, 5, 8, 8, 8, 8;
8, 7, 7, 9, 9, 9, 9, 9, 9;
7, 5, 6, 6, 6, 10, 10, 10, 10, 10;
...
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CROSSREFS
| Cf. A134673, A134675, A073757.
Sequence in context: A072789 A126302 A200648 * A000121 A049846 A086712
Adjacent sequences: A134671 A134672 A134673 * A134675 A134676 A134677
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KEYWORD
| nonn,tabl
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AUTHOR
| Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 05 2007
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