312405

Appears in sequences

• Number of planar triangular n X n X n nonnegative integer grids with every similarly oriented 4 X 4 X 4 subtriangle summing to 7.at n=10A154064
• In base 6, numbers n which have 6 distinct digits, do not start with 0, and have property that the product (written in base 6) of any two adjacent digits is a substring of n.at n=10A210017