1771653
domain: N
Appears in sequences
- a(n) = ceiling((1 + sum of preceding terms) / 2) starting with a(0) = 1.at n=36A005428
- a(n) = ceiling((Sum_{k=1..n-1} a(k)) / 2) for n >= 2 starting with a(1) = 1.at n=37A073941
- Subsequence of A005428 where state = 2.at n=16A081615
- The length of Sapro's necklace at successive years in Werneck's Black Pearl Necklace problem.at n=33A140261