139417

Appears in sequences

• Number of nX2 1..7 arrays containing at least one of each value, all equal values connected, rows considered as a single number in nondecreasing order, and columns considered as a single number in nondecreasing order.at n=5A166800
• Number of nX2 1..7 arrays containing at least one of each value, all equal values connected, rows considered as a single number in nondecreasing order, and columns considered as a single number in increasing order.at n=5A166818
• Numbers k such that 7*R_k - 60 is prime, where R_k = 11...1 is the repunit (A002275) of length k.at n=22A256801