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A338017
Multiplication table of A338012, read by antidiagonals.
6
0, 0, 0, 0, 9, 0, 0, 12, 12, 0, 0, 30, 16, 30, 0, 0, 54, 40, 40, 54, 0, 0, 69, 72, 100, 72, 69, 0, 0, 102, 92, 180, 180, 92, 102, 0, 0, 165, 136, 230, 324, 230, 136, 165, 0, 0, 201, 220, 340, 414, 414, 340, 220, 201, 0, 0, 279, 268, 550, 612, 529, 612, 550, 268, 279, 0
OFFSET
1,5
LINKS
Peter Kagey, Table of n, a(n) for n = 1..10011 (first 141 antidiagonals, flattened)
EXAMPLE
Multiplication table begins:
* | 0 3 4 10 18 23 34 55 67
-----+---------------------------------------
0 | 0 0 0 0 0 0 0 0 0
3 | 0 9 12 30 54 69 102 165 201
4 | 0 12 16 40 72 92 136 220 268
10 | 0 30 40 100 180 230 340 550 670
18 | 0 54 72 180 324 414 612 990 1206
23 | 0 69 92 230 414 529 782 1265 1541
34 | 0 102 136 340 612 782 1156 1870 2278
55 | 0 165 220 550 990 1265 1870 3025 3685
67 | 0 201 268 670 1206 1541 2278 3685 4489
CROSSREFS
Cf. A338012, A338015 (addition table), A338016 (by rows).
Sequence in context: A176908 A005083 A050453 * A341808 A340946 A255292
KEYWORD
nonn,tabl
AUTHOR
Peter Kagey, Oct 06 2020
STATUS
approved