23645
domain: N
Appears in sequences
- Numbers k such that 203*2^k + 1 is prime.at n=18A032478
- Positive numbers y such that y^2 is of the form x^2+(x+73)^2 with integer x.at n=11A160041
- Number of n X 4 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 0 and 1 0 1 vertically.at n=5A207463
- T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 0 and 1 0 1 vertically.at n=41A207467
- Number of 6Xn 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 0 and 1 0 1 vertically.at n=3A207470
- T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 1 0 and 1 0 1 vertically.at n=41A207519
- Number of 6Xn 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 1 0 and 1 0 1 vertically.at n=3A207522
- Main diagonal of A332367, divided by 4.at n=26A332368