Профессор СнэйпЯ проверял численно вплоть до

.
-- Wed Sep 22, 2010 11:36:13 --Вот значения

:

: 3,
10, 3 (

)

: 3, 84,
338, 84, 3 (

)

: 60, 1200, 10020,
42976, 10020, 1200, 60 (

)

: 3600, 43560, 144720, 1213920, 4851360,
21040112, 4851360, 1213920, 144720, 43560, 3600 (

)
Центальные элементы

образуют последовательность
A046747, а соседние с ними

- последовательность
A086264.
А вот значения

:

: 4, 0,
8, 0, 4 (

)

: 96, 0, 0, 0,
320, 0, 0, 0, 96 (

)

: 384, 0, 0, 0, 0, 0, 0, 0, 10752, 0, 0, 0, 0, 0, 0, 0,
43264, 0, 0, 0, 0, 0, 0, 0, 10752, 0, 0, 0, 0, 0, 0, 0, 384 (

)

: 30720, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 614400, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5130240, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
22003712, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5130240, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 614400, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 30720 (

)
Здесь центральные элементы

образуют последовательность
A057982.
Например, для

и

тождество

приобретает вид:
