OFFSET
1,2
COMMENTS
The Heinz number of an integer partition (y_1, ..., y_k) is prime(y_1) * ... * prime(y_k).
LINKS
EXAMPLE
Tetrangle begins (zeroes not shown):
(1): 1
.
(2): -2 1
(11): 1
.
(3): 3 -3 1
(21): -2 1
(111): 1
.
(4): -4 2 4 -4 1
(22): 4 -4 1
(31): 3 -3 1
(211): -2 1
(1111): 1
.
(5): 5 -5 -5 5 5 -5 1
(41): -4 2 4 -4 1
(32): -6 6 3 -5 1
(221): 4 -4 1
(311): 3 -3 1
(2111): -2 1
(11111): 1
For example, row 14 gives: p(32) = -6e(32) + 6e(221) + 3e(311) - 5e(2111) + e(11111).
CROSSREFS
KEYWORD
sign,tabf
AUTHOR
Gus Wiseman, Nov 22 2018
STATUS
approved