85285

Appears in sequences

• Strong pseudoprimes to base 13.at n=22A020239
• Strong pseudoprimes to base 57.at n=35A020283
• Strong pseudoprimes to base 72.at n=32A020298
• Heptagonal numbers (A000566) which are also centered square numbers (A001844).at n=2A254230
• Irregular table read by rows: n-th row lists the 9 n-gonal numbers of a 3 X 3 semimagic square with the smallest magic sum. The terms of each row are arranged in the manner shown in A261816.at n=44A265141
• Sum of sums of omegas of parts over all integer partitions of n.at n=33A325536
• Heptagonal numbers which are products of three distinct primes.at n=38A356422
• Centered square numbers which are sphenic numbers.at n=31A380882