OFFSET
0,6
COMMENTS
See A355565 for more information.
On the diagonal we have T(0,0) = 1 and T(n,n) = A350670(n-1) for n > 0. - Rainer Rosenthal, Aug 01 2022
REFERENCES
See A211074 for references and links.
LINKS
Rainer Rosenthal, Table of n, a(n) for n = 0..135, rows 0..15 of triangle, flattened.
EXAMPLE
The triangle begins:
1;
1, 1;
1, 1, 3;
1, 3, 3, 15;
3, 1, 15, 5, 105;
3, 15, 15, 35, 21, 315;
15, 1, 35, 105, 45, 45, 3465
PROG
(PARI) \\ uses function R(m, p, x) given in A355565
for (j=0, 8, for (k=0, j, my(q=(pi/2)*R(j, k)); print1(denominator(polcoef(q, 0, pi)), ", ")); print())
CROSSREFS
KEYWORD
AUTHOR
Hugo Pfoertner, Jul 07 2022
STATUS
approved