22862domain: NAppears in sequencesTwice 13-gonal numbers: a(n) = n*(11*n - 9).at n=46A152997Breadth-first traversal of a binary tree in which the value at the n-th node is equal to ParentNode()*prime(n-1).at n=20A268878Number of partitions of n that contain at least one odd prime as a part.at n=38A355193