9743586

Appears in sequences

• a(n) = (11^n + 1)/2.at n=7A034659
• The terms of A073211 (sums of two powers of 11) divided by 2.at n=28A073219
• Number of compositions of even natural numbers in 7 parts <= n.at n=10A191494
• a(n) is the smallest positive integer of length (distance from origin) n in the Cayley graph of the integers generated by all powers of 11.at n=35A297181