26013

Appears in sequences

• Left diagonal of partition triangle A047812.at n=36A007042
• a(0) = 1, a(n) = 19*n^2 + 2 for n>0.at n=37A010009
• McKay-Thompson series of class 21A for Monster.at n=26A058563
• Number of connected planar graphs on n labeled nodes.at n=5A096332
• Table of Encoded Bell Multisets using A064553 (cf. A129305).at n=30A130274
• Number of partitions of n into square parts.at n=37A179662
• "Early bird" squares: write the square numbers in a string 149162536496481100... . Sequence gives numbers k such that k^2 occurs in the string ahead of its natural place.at n=45A181585
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 734", based on the 5-celled von Neumann neighborhood.at n=36A273455
• Number of partitions of n which are not the partitions into (one or more) consecutive parts.at n=37A282467
• Number of integer partitions of n with 2 distinct parts or at least 3 parts.at n=38A325269
• a(n) = Sum_{k=1..n} (-1)^(k-1) * binomial(k+3,4) * floor(n/k).at n=30A366939
• Number of integer partitions of n whose product of parts is not n.at n=38A379736