76352

Appears in sequences

• Number of different compact source directed animals with 1 point on the bottom line.at n=11A036908
• Number of (n+2) X (n+2) symmetric binary matrices without the pattern 1 1 1 diagonally, vertically, antidiagonally or horizontally.at n=3A190422
• a(n) is the number of words of length n over an alphabet of size 3 that are in standard order and which have the property that every letter that appears in the word is repeated.at n=12A278988