208080

Appears in sequences

• Theta series of 17-dimensional lattice Q_17(6)^{+6}.at n=41A015161
• a(n) is least k such that k and 6k are anagrams in base n (written in base 10).at n=28A023098
• Number T(n,k) of partitions of n into parts of exactly k sorts; triangle T(n,k), n>=0, 0<=k<=n, read by rows.at n=42A255970
• Integers equal to the least common multiple of the set of numbers generated by all the differences between their consecutive divisors, taken in increasing order.at n=19A298045
• Number of permutations of [n] with distinct cycle lengths such that each cycle contains exactly one cycle length different from its own as an element.at n=10A364283