Length of the n-th Golomb ruler constructed by the Paul Erdős and Pál Turán formula.

Terms

a(0) =20a(1) =110a(2) =308a(3) =1254a(4) =2106a(5) =4760a(6) =6650a(7) =11822a(8) =23954a(9) =29202a(10) =49950a(11) =68060a(12) =78518a(13) =102460a(14) =147446a(15) =203432a(16) =225090a(17) =298418a(18) =354858a(19) =386316a(20) =489484a(21) =568052a(22) =700964a(23) =907920a(24) =1025150a(25) =1086856a(26) =1218944a(27) =1289034a(28) =1436456a(29) =2039620