Floor(X/Y), where X = concatenation of the triangular numbers and Y = concatenation of natural numbers.

A036843

Floor(X/Y), where X = concatenation of the triangular numbers and Y = concatenation of natural numbers.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =11a(4) =110a(5) =1102a(6) =11024a(7) =110242a(8) =1102422a(9) =1102422a(10) =1102422a(11) =1102422a(12) =1102422a(13) =11024223a(14) =110242233a(15) =1102422331a(16) =11024223315a(17) =110242233152

External references