Sequence Primula

Studies of Boolean functions
sequences related to Boolean functions

Sequences Primula_(Drop)


	0	1	2	3	4	5	6	7
🌊 Primula (A246537)	1	1	3	97	32199	2147318437	9223372023969379707	170141183460469231667123699412802366921
💧 PrimulaDrop	1	0	2	94	32102	2147286238	9223372021822061270	170141183460469231657900327388832987214

a ↦ ♀

Primula(a)
PrimulaDrop(a)

is the number of female BF with

a.

row sums of Robinia_(Drop)

Pascal with columns multiplied by Violet

🌊 triangle Robinia row sums Primula (A246537)
k n	0	1	2	3	4	5	sums
0	1 · 1 1						1
1	1 · 1 1	1 · 0 0					1
2	1 · 1 1	2 · 0 0	1 · 2 2				3
3	1 · 1 1	3 · 0 0	3 · 2 6	1 · 90 90			97
4	1 · 1 1	4 · 0 0	6 · 2 12	4 · 90 360	1 · 31826 31826		32199
5	1 · 1 1	5 · 0 0	10 · 2 20	10 · 90 900	5 · 31826 159130	1 · 2147158386 2147158386	2147318437

PascalDrop with columns multiplied by Violet

💧 triangle RobiniaDrop row sums PrimulaDrop
k n	0	1	2	3	4	5	sums
0	1 · 1 1						1
1	0	1 · 0 0					0
2	0	1 · 0 0	1 · 2 2				2
3	0	1 · 0 0	2 · 2 4	1 · 90 90			94
4	0	1 · 0 0	3 · 2 6	3 · 90 270	1 · 31826 31826		32102
5	0	1 · 0 0	4 · 2 8	6 · 90 540	4 · 31826 127304	1 · 2147158386 2147158386	2147286238