🌊 triangle Oak (A022166) row sums Daisy (A006116)
|
k n |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
sums
|
0
|
1
|
|
|
|
|
|
|
|
1
|
1
|
1
|
1
|
|
|
|
|
|
|
2
|
2
|
1
|
3
|
1
|
|
|
|
|
|
5
|
3
|
1
|
7
|
7
|
1
|
|
|
|
|
16
|
4
|
1
|
15
|
35
|
15
|
1
|
|
|
|
67
|
5
|
1
|
31
|
155
|
155
|
31
|
1
|
|
|
374
|
6
|
1
|
63
|
651
|
1395
|
651
|
63
|
1
|
|
2825
|
7
|
1
|
127
|
2667
|
11811
|
11811
|
2667
|
127
|
1
|
29212
|
|
Offset Oak with diagonals multiplied by powers of two.
💧 triangle Maple (~A289537) row sums Dahlia (~A182176)
|
k n |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
sums
|
0
|
1
|
|
|
|
|
|
|
|
1
|
1
|
0
|
1 · 1 1
|
|
|
|
|
|
|
1
|
2
|
0
|
1 · 2 2
|
1 · 1 1
|
|
|
|
|
|
3
|
3
|
0
|
1 · 4 4
|
3 · 2 6
|
1 · 1 1
|
|
|
|
|
11
|
4
|
0
|
1 · 8 8
|
7 · 4 28
|
7 · 2 14
|
1 · 1 1
|
|
|
|
51
|
5
|
0
|
1 · 16 16
|
15 · 8 120
|
35 · 4 140
|
15 · 2 30
|
1 · 1 1
|
|
|
307
|
6
|
0
|
1 · 32 32
|
31 · 16 496
|
155 · 8 1240
|
155 · 4 620
|
31 · 2 62
|
1 · 1 1
|
|
2451
|
7
|
0
|
1 · 64 64
|
63 · 32 2016
|
651 · 16 10416
|
1395 · 8 11160
|
651 · 4 2604
|
63 · 2 126
|
1 · 1 1
|
26387
|
|