73698

Appears in sequences

• Iccanobirt numbers (14 of 15): a(n) = R(R(a(n-1)) + R(a(n-2)) + a(n-3)), where R is the digit reversal function A004086.at n=21A102124
• Triangle read by rows: T(n,k) (0<=k<=n) is the number of Delannoy paths of length n, having k (1,1)-steps on the lines y=x, y=x+1 and y=x-1.at n=37A110183
• 0-sequence of reduction of (3n) by x^2 -> x+1.at n=16A192307
• Number of n X 2 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..3 n X 2 array.at n=11A219367
• The smallest positive number k such that A066686(k,n) is a substring of A051129(n,k), or -1 if no such k exists.at n=14A390224