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Table of n, a(n) for n=1..105.
Eric Weisstein's World of Mathematics, Reuleaux Tetrahedron
8*Pi - 18*arccos(1/3)
RealDigits[8*Pi - 18*ArcCos[1/3], 10, 100][]
Sequence in context: A013500 A244596 A176977 * A180310 A268086 A021340
Adjacent sequences: A202470 A202471 A202472 * A202474 A202475 A202476
Eric W. Weisstein, Dec 19 2011