A321758 Irregular triangle read by rows where T(H(u),H(v)) is the coefficient of h(v) in s(u), where H is Heinz number, h is homogeneous symmetric functions, and s is Schur functions.

1, 1, 1, 0, -1, 1, 1, 0, 0, -1, 1, 0, 1, 0, 0, 0, 0, 1, -2, 1, 0, 1, -1, 0, 0, -1, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, -1, -1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, 0, -1, 1, 2, -3, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0

Offset

1,19

Comments

Row n has length A000041(A056239(n)).

The Heinz number of an integer partition (y_1, ..., y_k) is prime(y_1) * ... * prime(y_k).

Links

Table of n, a(n) for n=1..83.

Wikipedia, Symmetric polynomial

Example

Triangle begins:
   1
   1
   1   0
  -1   1
   1   0   0
  -1   1   0
   1   0   0   0   0
   1  -2   1
   0   1  -1   0   0
  -1   0   1   0   0
   1   0   0   0   0   0   0
   1  -1  -1   1   0
   1   0   0   0   0   0   0   0   0   0   0
  -1   1   0   0   0   0   0
   0  -1   1   0   0   0   0
  -1   1   2  -3   1
   1   0   0   0   0   0   0   0   0   0   0   0   0   0   0
   0   1  -1   1  -1   0   0
For example, row 18 gives: s(221) = -h(32) + h(41) + h(221) - h(311).

Crossrefs

Row sums are A010051.

Cf. A000085, A008480, A056239, A082733, A124795, A153452, A296188, A300121, A304438, A317552, A317554, A321742-A321765.

Sequence in context: A305565 A300060 A300056 * A366851 A357525 A016102

Adjacent sequences: A321755 A321756 A321757 * A321759 A321760 A321761

Keyword

sign,tabf

Author

Gus Wiseman, Nov 20 2018

Status

approved