A001293Leech triangle: k-th number (0 <= k <= n) in n-th row (0 <= n) is number of octads in S(5,8,24) containing k given points and missing n-k given points.

759, 506, 253, 330, 176, 77, 210, 120, 56, 21, 130, 80, 40, 16, 5, 78, …

The first term appear at position 412.

…951941511609433057270365759591953092186117381932611…
position 412
termsstringfirst positionoccurrences
17594121,001,280
27595063,119,782989
3759506253not within 1,000,000,0000
4759506253330not within 1,000,000,0000

Searched the first 1,000,000,000 digits. Strings longer than 12 digits are not indexed.