66626

Appears in sequences

• Numbers having four 6's in base 10.at n=20A043516
• Decimal concatenations of the 38 quintuples (d1,d2,d3,d4,d5) with elements in {2,4,6} for which there exists a prime p >= 7 such that the differences between the 6 consecutive primes starting with p are (d1,d2,d3,d4,d5).at n=36A078870
• Number of nondecreasing -n..n vectors of length 3 whose dot product with some nondecreasing -n..n vector equals 3.at n=37A226411
• Number of nX4 0..1 arrays with every element equal to 0, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.at n=5A298236
• Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.at n=3A298238
• T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.at n=39A298240
• T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.at n=41A298240