53483

Appears in sequences

• Collatz trajectory starting at 35655.at n=2A161023
• Number of n X 2 0,1 arrays indicating 2 X 2 subblocks of some larger (n+1) X 3 binary array having a sum of one or less, with rows and columns of the latter in lexicographically nondecreasing order.at n=33A227161
• a(n) = Sum_{k=1..n} mu(k) * 2^(n - k).at n=19A344432
• Expansion of g/(1 + x^3*g), where g = 1+x*g^4 is the g.f. of A002293.at n=7A389372