The integer part of #f(4) =[theta^(3^4)]=2521008887 #, where the Mills constant #theta=1.30637788386.. .# was expected to be the fourth prime in the sequence f(n). Is it a prime? How do you cross check?

1 Answer
Oct 31, 2016

Reference:https://oeis.org/A051254

f(1) =2, f(2)=11, f(3)=1361, f(4)=2521008887,

f(5)=16022236204009818131831320183, ..

Mills constant Ref;https://primes.utm.edu/notes/proofs/A3n.html:

#theta=#1.3063778838 6308069046 8614492602 6057129167 8458515671 3644368053 7599664340 5376682659 8821501403 7011973957 0729696093 8103086882 2388614478 1635348688 7133922146 1943534578 7110033188 1405093575 3558319326 4801721383 2361522359 0622186016 1085667905 7215197976 0951619929 5279707992 5631721527 8412371307 6584911245 6317518426 3310565215 3513186684 1550790793 7238592335 2208421842 0405320517 6890260257 9344300869 5290636205 6989687262 1227499787 6664385157 6619143877 2844982077 5905648255 6091500412 3788524793 6260880466 8815406437 4425340131 0736114409 4137650364 3793012676 7211713103 0265228386 6154666880 4874760951 4410790754 0698417260 3473107746 7757406400 7810935083 4214374426 5420408531