69841
domain: N
Appears in sequences
- Strong pseudoprimes to base 83.at n=21A020309
- Base 8 digits are, in order, the first n terms of the periodic sequence with initial period 2,1,0,3.at n=5A037734
- Operation count to create all permutations of n distinct elements using the "streamlined" version of Algorithm L (lexicographic permutation generation) from Knuth's The Art of Computer Programming, Vol. 4, chapter 7.2.1.2. Sequence gives total executions of step L3.1'.at n=6A079753
- Starting positions of strings of four 7's in the decimal expansion of Pi.at n=10A083632