73147

Appears in sequences

• Numbers k such that the first 9 decimal digits of the k-th Fibonacci number is 1-9 pandigital.at n=32A112516
• Sum of the sizes of the Durfee squares of all partitions of n.at n=37A115995
• Number of unimodular perfect graphs on n nodes.at n=8A123471
• The lesser of two semiprime brothers.at n=9A289548
• Number of nX6 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 0 or 2 neighboring 1s.at n=3A297336
• T(n,k)=Number of nXk 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 0 or 2 neighboring 1s.at n=39A297338
• Number of 4Xn 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 0 or 2 neighboring 1s.at n=5A297341