228150

Appears in sequences

• 1 / min{1/n - 1/a - 1/b > 0}, where a and b are integers.at n=24A045470
• Triangular numbers which are 8-almost primes.at n=23A076582
• a(n) = n^2 * (n^2 - 1)/2.at n=25A083374
• Row sums of the triangle A045975.at n=25A204558
• Triangular numbers that are the product of a triangular number and a square number (both greater than 1).at n=12A253650
• Triangular numbers that are the product of a triangular number and an oblong number.at n=32A253652