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%I #17 Apr 14 2021 22:42:31
%S 7,229,417,657,26203,32553,50971,93487,231221,17064941,54784601,
%T 93007099,981668491,16040988367
%N Numbers k such that prime(prime(prime(k))) ends in k.
%e 417 is a term since prime(prime(prime(417))) = 302417.
%e 26203 is a term since prime(prime(prime(26203))) = 73226203.
%e 17064941 is a term since prime(prime(prime(17064941))) = 169217064941.
%e prime(prime(prime(54784601))) = 647454784601, prime(prime(prime(93007099))) = 1185993007099, prime(prime(prime(981668491))) = 17148981668491, prime(prime(prime(16040988367))) = 390416040988367. - _Chai Wah Wu_, Apr 14 2021
%o (Python)
%o A343128_list = [n for n in range(1,10**4) if n % 2 and n % 5 and prime(prime(prime(n))) % 10**(len(str(n))) == n]
%Y Cf. A046883, A074978.
%K nonn,base,more
%O 1,1
%A _Chai Wah Wu_, Apr 06 2021
%E a(11)-a(14) from _Chai Wah Wu_, Apr 14 2021