OFFSET
0,5
COMMENTS
The P-transform is defined in the link. Compare also the Sage implementation below.
LINKS
Peter Luschny, The P-transform.
EXAMPLE
Triangle starts:
[1]
[0, 1]
[0, 2, 6]
[0, 16, 60, 90]
[0, 288, 1176, 2520, 2520]
[0, 9216, 39360, 98280, 151200, 113400]
[0, 460800, 2023296, 5504400, 10311840, 12474000, 7484400]
PROG
(Sage) # uses[PtransMatrix from A269941]
eul = lambda n: 1/((2*n-1)*(2*n))
norm = lambda n, k: (-1)^k*factorial(2*n)/4^k
PtransMatrix(7, eul, norm, inverse=True)
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Peter Luschny, Mar 27 2016
STATUS
approved