a(n) is the index of the smallest square pyramidal number divisible by exactly n square pyramidal numbers.

A359095

a(n) is the index of the smallest square pyramidal number divisible by exactly n square pyramidal numbers.

Terms

    a(0) =1a(1) =2a(2) =4a(3) =7a(4) =24a(5) =77a(6) =27a(7) =87a(8) =220a(9) =104a(10) =1007a(11) =175a(12) =1000a(13) =1287a(14) =6187a(15) =10867a(16) =5967a(17) =13727a(18) =5719a(19) =22847a(20) =18980a(21) =21735a(22) =55912a(23) =245024a(24) =195975a(25) =288144a(26) =196735a(27) =108927a(28) =1107567a(29) =5404112

External references