Triangular numbers that can be represented as a product of two triangular numbers greater than 1, as a product of three triangular numbers greater than 1, and as a product of four triangular numbers greater than 1.
A296097
Triangular numbers that can be represented as a product of two triangular numbers greater than 1, as a product of three triangular numbers greater than 1, and as a product of four triangular numbers greater than 1.
Terms
- a(0) =25200a(1) =61425a(2) =145530a(3) =500500a(4) =749700a(5) =828828a(6) =1185030a(7) =2031120a(8) =2162160a(9) =2821500a(10) =4573800a(11) =5364450a(12) =13857480a(13) =17907120a(14) =20991960a(15) =21783300a(16) =24643710a(17) =27162135a(18) =29610360a(19) =30933045a(20) =34283340a(21) =37191000a(22) =40901490a(23) =60769800a(24) =64292130a(25) =71216145a(26) =76576500a(27) =90041490
External references
- oeis: A296097