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A110749
Triangle read by rows with the n-th row containing the first n multiples of n with digits reversed.
1
1, 2, 4, 3, 6, 9, 4, 8, 21, 61, 5, 1, 51, 2, 52, 6, 21, 81, 42, 3, 63, 7, 41, 12, 82, 53, 24, 94, 8, 61, 42, 23, 4, 84, 65, 46, 9, 81, 72, 63, 54, 45, 36, 27, 18, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 11, 22, 33, 44, 55, 66, 77, 88, 99, 11, 121, 21, 42, 63, 84, 6, 27, 48, 69, 801, 21, 231, 441
OFFSET
1,2
LINKS
EXAMPLE
The triangle is:
1
2 4
3 6 9
4 8 21 61
5 1 15 2 52
etc
MATHEMATICA
Table[IntegerReverse[n*Range[n]], {n, 20}]//Flatten (* Harvey P. Dale, Jul 14 2024 *)
PROG
(PARI) T(n, k) = subst(Polrev(digits(k*n)), x, 10); \\ Michel Marcus, Sep 16 2013
CROSSREFS
The non-reversed digit triangle is A075362.
Sequence in context: A359697 A139413 A075362 * A077529 A143516 A120620
KEYWORD
base,easy,nonn,tabl
AUTHOR
Amarnath Murthy, Aug 10 2005
EXTENSIONS
More terms from Bruce Corrigan (scentman(AT)myfamily.com), Aug 10 2005
STATUS
approved