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Increasing even numbers seen in decimal expansion of Pi (disregarding the decimal period) contiguous, smallest and distinct.
4

%I #12 Aug 20 2021 04:24:39

%S 314,1592,65358,97932,384626,433832,795028,8419716,939937510,

%T 5820974944,59230781640,62862089986,280348253421170,679821480865132,

%U 8230664709384460,955058223172535940,8128481117450284102,70193852110555964462,2948954930381964428810

%N Increasing even numbers seen in decimal expansion of Pi (disregarding the decimal period) contiguous, smallest and distinct.

%C Leading zero not allowed thus forcing continuation of previous term.

%H Carlos Rivera, <a href="http://www.primepuzzles.net/problems/prob_018.htm">Problem 18. Pi as a concatenation of the smallest contiguous different primes</a>, The Prime Puzzles & Problems Connection.

%Y Cf. A000796, A047777, A050817, A016062, A050818, A050819.

%K nonn,easy,base

%O 1,1

%A _Patrick De Geest_, Oct 15 1999

%E More terms from _Sean A. Irvine_, Aug 19 2021