41386

Appears in sequences

• Numbers whose set of base-14 digits is {1,2}.at n=33A032934
• Number of unimodal functions [1..n]->[0..2].at n=30A223718
• Number of compositions (ordered partitions) of n into nontrivial divisors of n.at n=63A294137
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-1)*b(n), where a(0) = 1, a(1) = 4, b(0) = 2, b(1) = 3, b(2) = 5, and (a(n)) and (b(n)) are increasing complementary sequences.at n=15A296274
• a(n) = A000523(A372444(n)); One less than the length of binary expansion of the n-th iterate of 27 with A371094.at n=14A372449