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A050282 a(n) is the starting position of the first occurrence of a string of at least n 3's in the decimal expansion of Pi. 13

%I

%S 9,24,1698,28467,28467,710100,710100,36488176,2011485307,4663739959,

%T 60422218263

%N a(n) is the starting position of the first occurrence of a string of at least n 3's in the decimal expansion of Pi.

%C Differs from A096757 which lists occurrences of strings of exactly n '3's. - _M. F. Hasler_, Mar 17 2017

%C a(12) > 99*10^9. - _Giovanni Resta_, Oct 02 2019

%H Peter TrĂ¼b, <a href="https://pi2e.ch/blog/2017/03/10/pi-digits-download/">22.4 trillion digits of pi</a>

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/PiDigits.html">Pi Digits.</a>

%Y Cf. A035117 (n '1's), A050281 (n '2's), A050282, A050283, A050284, A050286, A050287, A048940 (n '9's).

%Y Cf. A096755 (exactly n '1's), A096756, A096757, A096758, A096759, A096760, A096761, A096762, A096763 (exactly n '9's), A050279 (exactly n '0's).

%K nonn,base,more

%O 1,1

%A _Eric W. Weisstein_

%E More terms from Colin Martin (cbmartin(AT)tpg.com.au), Mar 03 2002

%E a(11) from _Giovanni Resta_, Oct 02 2019

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Last modified November 16 17:04 EST 2019. Contains 329201 sequences. (Running on oeis4.)